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Removing and installing oil level and oil temperature senderG266 > < Oil pump and sump (bottom section)

A4 Mk3

Oil pump and sump (bottom section) - exploded view
   
Oil pump and sump (bottom section) - exploded view
  Note
Oil spray jet for piston cooling → Fig..
1 - Sump (bottom section)
q   Removing and installing → Chapter
2 - Bolt
q   Renew
q   Tightening torque and sequence → Fig.
3 - Bolt
q   Self-locking
q   Renew
q   8 Nm + turn 90° further
4 - Baffle plate
5 - Oil pump
q   Do not dismantle
q   With pressure relief valve for cold condition (11 bar) and pressure control valve (3.5 bar)
q   Removing and installing → Chapter
6 - Bolt
q   23 Nm
7 - Dowel sleeves
8 - Oil pump drive shaft
9 - Coupling
10 - Compression spring
11 - Thrust washer
12 - Chain sprocket for oil pump
q   Installation position: Side with lettering faces engine
13 - Bolt
q   To loosen, use pin wrench -3212- to counterhold chain sprocket
q   60 Nm
q   If bolt cannot be tightened to torque, remove sump (bottom section) with baffle plate and counterhold oil pump drive shaft using an open-end spanner.
14 - Seal
q   Renew
15 - Oil drain plug
q   30 Nm
16 - Seal
q   Renew
17 - Nut
q   9 Nm
18 - Oil level and oil temperature sender -G266-
q   Removing and installing → Chapter

   
Sump (bottom section) - tightening torque and sequence
–  Renew bolts for sump (bottom section) -arrow-.
–  Tighten bolts in 3 stages and in diagonal sequence as follows:
1.  Initially tighten to 5 Nm.
2.  Tighten to 8 Nm.
3.  Turn 90° further.
  Note
Disregard -item 1-.
  A17-10310
Oil spray jet for piston cooling
1 - Bolt, 9 Nm
2 - Oil spray jet with spray nozzle valve for piston cooling
  Note
t  Take care not to bend oil spray jets.
t  Always renew bent oil spray jets.
  A13-0912

Removing and installing oil level and oil temperature senderG266 > < Oil pump and sump (bottom section)